800122655460 has 96 divisors (see below), whose sum is σ = 2279160374400. Its totient is φ = 209671874560.

The previous prime is 800122655447. The next prime is 800122655467. The reversal of 800122655460 is 64556221008.

It is not an unprimeable number, because it can be changed into a prime (800122655467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9832540 + ... + 9913580.

It is an arithmetic number, because the mean of its divisors is an integer number (23741253900).

Almost surely, 2^800122655460 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 800122655460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1139580187200).

800122655460 is an abundant number, since it is smaller than the sum of its proper divisors (1479037718940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

800122655460 is a wasteful number, since it uses less digits than its factorization.

800122655460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83901 (or 83899 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

Adding to 800122655460 its reverse (64556221008), we get a palindrome (864678876468).

The spelling of 800122655460 in words is "eight hundred billion, one hundred twenty-two million, six hundred fifty-five thousand, four hundred sixty".